Home / 67,193.54-92,727.10-36,978.85

Finding the Fourth Proportional to 67,193.54, 92,727.10 and 36,978.85

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Solution

The fourth proportional to 67,193.54, 92,727.10 and 36,978.85 is: 51,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,193.54 : 92,727.10 = 36,978.85 : x
  2. Step 2: Convert to fraction form
    67,193.54/92,727.10 = 36,978.85/x
  3. Step 3: Cross multiply
    67,193.54x = 92,727.10 × 36,978.85
  4. Step 4: Simplify right side
    67,193.54x = 3,428,941,521.84
  5. Step 5: Solve for x
    x = 3,428,941,521.84/67,193.54
  6. Step 6: Final answer
    x = 51,030.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.